var IndexPreloadList = [
	"../../pageimg/overview-etupermanto.jpg",
	"../../pageimg/overview-takapermanto.jpg",
	"../../pageimg/overview-aitioa.jpg",
	"../../pageimg/overview-aitiob.jpg",
	"../../pageimg/overview-etuparveke.jpg",
	"../../pageimg/overview-takaparveke.jpg"];
var IndexPreloadAct = new Array(IndexPreloadList.length);
for (var i = 0; i < IndexPreloadList.length; i++)
{
	IndexPreloadAct[i] = new Image();
	IndexPreloadAct[i].src = IndexPreloadList[i];
}